Identification: Not sure what it is can any1 help??

I have been given this plant a an xmas gift and havent the foggiest what it is or how to care for it. does any1 have any idea??

 

Kind of eggplant?

 

been told it tastes between a melon and pear??

 

Looks like Solanum muricatum.

 

Thats it thank you!! :) been dieing to find out what it was. X

 

Andrey, are you familiar with a lot of vegetables?

 

hi sorry to bother you again. but iv noticed that somthing was eating the plant and it seems i have alot of catterpillers and a bug that looks like i mite but its a pearl like colour? how would i get rid of them without hurting the plant???